diff --git a/Chart.lock b/Chart.lock
index 3313ab6..0acd9cf 100644
--- a/Chart.lock
+++ b/Chart.lock
@@ -1,12 +1,12 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 12.12.10
+  version: 13.2.24
 - name: postgresql-ha
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 12.3.2
 - name: redis-cluster
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 9.1.3
-digest: sha256:2a4acb1c862b9871ae07f245b1bc82e743885ebf03479d1ae985f91f3cb0c021
-generated: "2023-12-10T00:11:43.988506072Z"
+digest: sha256:a23ae06fa54de80f57931b1f87dd5562e30d6dd20d84104114751da92a83d7a1
+generated: "2023-12-10T00:22:32.894342032Z"
diff --git a/Chart.yaml b/Chart.yaml
index d4392b6..e994dcf 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -36,7 +36,7 @@ dependencies:
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql
   - name: postgresql
     repository: oci://registry-1.docker.io/bitnamicharts
-    version: 12.12.10
+    version: 13.2.24
     condition: postgresql.enabled
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql-ha/Chart.yaml
   - name: postgresql-ha
diff --git a/unittests/dependency-major-image-check.yaml b/unittests/dependency-major-image-check.yaml
index db33ed7..27fd39b 100644
--- a/unittests/dependency-major-image-check.yaml
+++ b/unittests/dependency-major-image-check.yaml
@@ -28,7 +28,7 @@ tests:
         matchRegex:
           path: spec.template.spec.containers[0].image
           # IN CASE OF AN INTENTIONAL MAJOR BUMP, ADJUST THIS TEST
-          pattern: ^docker.io/bitnami/postgresql:15.+$
+          pattern: ^docker.io/bitnami/postgresql:16.+$
   - it: "[redis-cluster] ensures we detect major image version upgrades"
     template: charts/redis-cluster/templates/redis-statefulset.yaml
     set: